Home / 8,403,284.40-12,575,896.20-5,039,905.20

Finding the Fourth Proportional to 8,403,284.40, 12,575,896.20 and 5,039,905.20

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Solution

The fourth proportional to 8,403,284.40, 12,575,896.20 and 5,039,905.20 is: 7,542,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403,284.40 : 12,575,896.20 = 5,039,905.20 : x
  2. Step 2: Convert to fraction form
    8,403,284.40/12,575,896.20 = 5,039,905.20/x
  3. Step 3: Cross multiply
    8,403,284.40x = 12,575,896.20 × 5,039,905.20
  4. Step 4: Simplify right side
    8,403,284.40x = 63,381,324,653,040.24
  5. Step 5: Solve for x
    x = 63,381,324,653,040.24/8,403,284.40
  6. Step 6: Final answer
    x = 7,542,446.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.